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rookie5.56 · October 1, 2011, 10:25 PM

has anyone applied a magpul front b.u.s. sight to a 1913 rail gas block and or a quad rail gas block wondering if there is a better fit between the two.

October 1, 2011, 10:25 PM	#1
rookie5.56 Member Join Date: October 1, 2011 Posts: 21	Question about magpul mbus sight? has anyone applied a magpul front b.u.s. sight to a 1913 rail gas block and or a quad rail gas block wondering if there is a better fit between the two.